Characterization of a bckdha knockout mouse model of classic msud. Credit: Science Translational Medicine (2025). Doi: 10.1126/scitranslmed.ads0539
A study by Umass Chan Medical School Researchers Has Demonstrated that A Gene The therapy to Correct A Mutation That Causes Maple Syrup Urine Disease (msud) Prevented newborn death, Normalzed, Normalzed, Normalized, Normalized Coordinated expression of the affected genes and stabilized biomarkers in a calf as well as in mice.
“Simply put, we bellyve the gene therapy demonstrated in both animal speech, essentially in the cause, very well showcases the the the the the the the therapeutic potential for msud, Treatment, has a very similar metabolic profile as the patients, “Said dan wang, ph.d., Assistant Professor of Genetic & Cellular Medicine.
Dr. Wang is co-principal investigator with heather gray-edwards, DVM, Ph.D., Assistant Professor of Gnetic & Cellular Medicine; Guangping Gao, Ph.D., The Penelope Boot Rockwell Chair in Biomedical Research, Director of the Horae Gene Therapy Center, Director of the Li Weibo Institute for RERESEASES RARE DOSEASES RESEARCH and Professor Genetic & Cellular Medicine; And Kevin Strauss, MD, Adjunct Professor of Pediatrics and Head of Therapeutic Development at the Clinic for Special Children in Gordonville, pennsylvania.
The study is Published in Science Translational Medicine,
MSUD is a rare genetic inborn error of metabolism characterized by recurrent life-threatening neurologic cries and progressive brain injury that can only be managed with an exacting prescript Liver transplant from a donor.
The condition occurs in one in 197,714 live births but is much more common regions of brazil, portugal, turkey, the philippines, and among people of ashkenazi or monnonite descent. Among the mennonite population, such as communities in Lancaster County, Pennsylvania, The Incidence of MSUD is One in 400.
Msud is caused when a mutated form of the bckdha, bckdhb or dbt gene is inherited from both parents. As a result of this mutation, the body is unable to break down certain parts of proteins. This leads to the build-up of toxic substances that can cause organ and brain damage.
Researchers in the current study designed a dual-decision recombinant adeno-hasociated virus serotype 9 vector to deliver a gene replacement to the liver, muscle, heart and brain. They Wrote that one-time treatment holds promise as a therapeutic alternative to prescription diet and liver transplant for the treatment of msud types 1a and 1b, the Two Most Common forms of MSUD in humans.
Data from the calf translated more directly to humans for the purposes of undersrstanding pharmacokinetics, Specific treatment effects on muscle and brain tissue, and long-second-tree Durability Thrubility Thrubility Thrubible Annex Phase of Growth.
“We bellyved gene therapy could be a Breakthrough for Patients with MSUD, and in August 2018, We met on a cattle farm in iowa to pursue that vision: to devalop and Test Generapy in ANIICTE AnIniqued Animal Model, A Newborn Calf with MSUD, “said Dr. Strauss.
“In the year that followed, physicians at the clinic for special child Struggles of the MSUD Community. For People Worldwide Living With MSUD, This Signifies Major Progress on the path to a brighter future. “
Wang said that researchrs are exploring the next steps to translate this gene therapy into clinical use as a phase I/II study with the us food and Drug Adminism.
More information:
Jiaming wang et al, bckdha-backdhb Digenic gene therapy restores metabolic homeostasis in two mouse models and a calf with classic maple syrup urine disease, Science Translational Medicine (2025). Doi: 10.1126/scitranslmed.ads0539
Citation: Gene Therapy Developed for Maple Syrup Urine Disease Shows Promise (2025, February 28) Retrieved 28 February 2025 from
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